Home / 63,438.91-87,551.03-35,147.23

Finding the Fourth Proportional to 63,438.91, 87,551.03 and 35,147.23

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Solution

The fourth proportional to 63,438.91, 87,551.03 and 35,147.23 is: 48,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.91 : 87,551.03 = 35,147.23 : x
  2. Step 2: Convert to fraction form
    63,438.91/87,551.03 = 35,147.23/x
  3. Step 3: Cross multiply
    63,438.91x = 87,551.03 × 35,147.23
  4. Step 4: Simplify right side
    63,438.91x = 3,077,176,188.15
  5. Step 5: Solve for x
    x = 3,077,176,188.15/63,438.91
  6. Step 6: Final answer
    x = 48,506.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.